JPS5394176A - Magnetic shielding device - Google Patents

Magnetic shielding device

Info

Publication number
JPS5394176A
JPS5394176A JP830877A JP830877A JPS5394176A JP S5394176 A JPS5394176 A JP S5394176A JP 830877 A JP830877 A JP 830877A JP 830877 A JP830877 A JP 830877A JP S5394176 A JPS5394176 A JP S5394176A
Authority
JP
Japan
Prior art keywords
shielding device
magnetic shielding
board
putting
sample
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP830877A
Other languages
English (en)
Inventor
Masao Hiyane
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP830877A priority Critical patent/JPS5394176A/ja
Publication of JPS5394176A publication Critical patent/JPS5394176A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Electron Beam Exposure (AREA)
JP830877A 1977-01-28 1977-01-28 Magnetic shielding device Pending JPS5394176A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP830877A JPS5394176A (en) 1977-01-28 1977-01-28 Magnetic shielding device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP830877A JPS5394176A (en) 1977-01-28 1977-01-28 Magnetic shielding device

Publications (1)

Publication Number Publication Date
JPS5394176A true JPS5394176A (en) 1978-08-17

Family

ID=11689515

Family Applications (1)

Application Number Title Priority Date Filing Date
JP830877A Pending JPS5394176A (en) 1977-01-28 1977-01-28 Magnetic shielding device

Country Status (1)

Country Link
JP (1) JPS5394176A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55165628A (en) * 1979-06-12 1980-12-24 Fujitsu Ltd Apparatus for electron-beam irradiation
JPS6258620A (ja) * 1985-09-09 1987-03-14 Nippon Telegr & Teleph Corp <Ntt> 荷電ビ−ム装置
JPS62114438U (ja) * 1986-01-10 1987-07-21
US6730916B1 (en) 1999-10-22 2004-05-04 Canon Kabushiki Kaisha Electron beam lithography apparatus

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55165628A (en) * 1979-06-12 1980-12-24 Fujitsu Ltd Apparatus for electron-beam irradiation
JPS6258620A (ja) * 1985-09-09 1987-03-14 Nippon Telegr & Teleph Corp <Ntt> 荷電ビ−ム装置
JPS62114438U (ja) * 1986-01-10 1987-07-21
US6730916B1 (en) 1999-10-22 2004-05-04 Canon Kabushiki Kaisha Electron beam lithography apparatus

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